Microbial test machine for sequentially timed heating, cooling and incubation of test samples



FIG. 1 is a perspective view of a microbial test machine for sequentially timed heating, cooling and incubation of test samples showing our new design;

FIG. 2 is a top plan view of FIG. 1;

FIG. 3 is a side elevational view of FIG. 1;

FIG. 4 is the other side elevational view of FIG. 1;

FIG. 5 is a front elevational view of FIG. 1;

FIG. 6 is a bottom plan view of FIG. 1;

FIG. 7 is a back elevational view of FIG. 1; and,

FIG. 8 is a perspective view of FIG. 1 shown in the tilted test sample cooling incubation position. 

The ornamental design for a microbial test machine for sequentially timed heating, cooling and incubation of test samples, as shown and described. 